server stops responding / smtpd client count

2010-05-04 Thread P.A
Hi during times of high mail load, spam attacks usually, I sometimes run into an issue where postfix will stop responding or becomes extremely slow on the stmp port. In turn this causes my pop/imap server (dovecot) to stop responding or to become extremely slow as well. When I stop postfix,

RE: server stops responding / smtpd client count

2010-05-04 Thread P.A
-us...@postfix.org] On Behalf Of Nataraj Sent: Tuesday, May 04, 2010 12:40 PM To: P.A; postfix-users@postfix.org Subject: Re: server stops responding / smtpd client count P.A wrote: > > Hi > > during times of high mail load, spam attacks usually, I sometimes run > into an issue whe

RE: server stops responding / smtpd client count

2010-05-04 Thread P.A
= hash:/etc/postfix/virtdoms virtual_alias_maps = hash:/etc/postfix/virtmaps -Original Message- From: Wietse Venema [mailto:wie...@porcupine.org] Sent: Tuesday, May 04, 2010 12:35 PM To: P.A Cc: postfix-users@postfix.org Subject: Re: server stops responding / smtpd client count P.A: >

sasl with postfix

2010-05-24 Thread P.A
I apologize as I know its is somewhat off topic. I have a postfix server running saslauthd 2.1.19 (cyrus-sasl-2.1.19-14) and recently I have been hit with a lot of dictionary attacks using sasl authentication. While looking at this issue I noticed that the sasl logs, (/var/log/messages) is no

relayhost question

2010-08-12 Thread P.A
Hi, hoping someone can help. I have a situation that I want to send all outgoing mail to 3 servers that are part of a spam cluster which will check the email for spam and deliver it. I was thinking of creating a host in DNS, for example smtp-relay and have it point to 3 different ip addre

RE: relayhost question

2010-08-12 Thread P.A
for future versions of postfix. Paul. -Original Message- From: owner-postfix-us...@postfix.org [mailto:owner-postfix-us...@postfix.org] On Behalf Of Noel Jones Sent: Thursday, August 12, 2010 11:01 AM To: postfix-users@postfix.org Subject: Re: relayhost question On 8/12/2010 9:43 AM, P.A w